Item Descriptions:-1. High-quality Construction: Our 5PCS Dual 4mm Banana Plug Multimeter Test Leads are made of pure copper and silicone, ensuring excellent conductivity and stability.-2. Convenient Stackable Design: Featuring stackable banana plugs with a 4mm jack, our test leads can be easily inserted through another banana plug. This allows for effortless circuit sharing and quick assembly.-3. Enhanced Durability: The nickel-plated pure copper banana plugs are not only corrosion-resistant but also offer low loss transmission. This ensures long-lasting performance and reliable connections, providing you with a seamless testing experience.-4. Versatile Applications: These test leads are compatible with a wide range of devices, including multimeters, clamp meters, and other devices with 4mm sockets. Fits for Laboratory/Industrial electronic testing.-5. Practical and User-friendly: The anti-slip handle design with three bars ensures a secure grip, preventing accidental slips during insertion and removal of the banana plugs. Additionally, the set of 5 different colors helps you distinguish between different circuits, making it easier to test complex setups in order.Package:5pcs Dual 4mm Banana Plug Multimeter Test LeadsItem Specifications:Power source:ElectricMaterial:?Silicone,Plastic,MetalColour:Red, Yellow, Blue, Black, Green